ASF_20_SRC_AUTO/src/resources/dev/i18n/markup2messages.xsl

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
xmlns:i18n="http://apache.org/cocoon/i18n/2.1"
exclude-result-prefixes="i18n">

<xsl:output method="xml" indent="yes" />

<xsl:param name="target-locale">en</xsl:param>

<xsl:template match="/">
    <catalogue>
        <xsl:attribute name="xml:lang"><xsl:value-of select="$target-locale" /></xsl:attribute>
        <xsl:apply-templates select="//i18n:text | //@i18n:attr"/>
    </catalogue>
</xsl:template>

<!-- i18n:text element processing -->
<xsl:template match="i18n:text">
    <xsl:call-template name="create-entry">
        <xsl:with-param name="key-value">
            <xsl:choose>
                <xsl:when test="@key"><xsl:value-of select="@key"/></xsl:when>
                <xsl:otherwise><xsl:value-of select="text()" /></xsl:otherwise>
            </xsl:choose>
        </xsl:with-param>        
    </xsl:call-template>
</xsl:template>

<!-- i18n:attr attribute processing -->
<xsl:template match="@i18n:attr">
    <xsl:call-template name="process-attributes">
        <xsl:with-param name="attr-list" select="." />
    </xsl:call-template>
</xsl:template>

<xsl:template name="process-attributes">
    <xsl:param name="attr-list" />
    <xsl:variable name="attr-nlist" select="concat(normalize-space($attr-list), ' ')" />
    <xsl:variable name="first" select="substring-before($attr-nlist, ' ')" />
    <xsl:variable name="rest" select="substring-after($attr-nlist, ' ')" />        
    <xsl:variable name="key-value" select="../@*[name()=$first][1]" />
    <xsl:call-template name="create-entry">
        <xsl:with-param name="key-value" select="$key-value" />
    </xsl:call-template>
    <xsl:if test="$rest">
        <xsl:call-template name="process-attributes">
            <xsl:with-param name="attr-list" select="$rest" />
        </xsl:call-template>
    </xsl:if>
</xsl:template>

<xsl:template name="create-entry">
    <xsl:param name="key-value" />
    <message key="{$key-value}"><xsl:value-of select="$key-value" /></message>
</xsl:template>

</xsl:stylesheet>